At this point in time we would amount the Yamaha V8 XTO Offshore 425 given that the go-to outboard motor for multiple motor installations in huge bluewater fishing boats and bay cruisers.
We’re discussing fast offshore cruisers and pilothouse craft well in surplus of 40 toes, and also cruising RIBs and superyacht tenders approaching fifty ft in size.
The lightest product recommendations the scales at a considerable 432kg - and that's a dry weight and not using a propeller and without motor or gearcase oil. By comparison, Yamaha's F350 V8 weighs 346kg.
Yamaha’s means of diverting the exhaust faraway from the prop at lower than two,500rpm in pursuit of larger here manoeuvrability is undoubtedly powerful, but The point that the exhaust emerges higher than the waterline after you’re sitting even now can become rather unpleasant for those during the aft Portion of the cockpit, should you’re compelled to potter all around there for any length of time.
This ability mill provides a Substantially higher displacement than its opponents, which generally use about-pressured five hundred-530cc engines With this class.
you'll be able to merely tweak the wheel along with your fingers, choose your hand away and leave it established, even though the boat executes a lengthy, unaltering arc throughout the chop.
The XTO engines are significant, even so the rigging is unobtrusive and clean up. With the electrical steering system, you received’t see any hydraulic strains, simply a cylinder that looks like it’s Portion of the mounting bracket.
0-twenty MPH: 4.fifty seven seconds observe To purchaser the data and facts contained On this Performance Bulletin is approximate and subject to several different factors and variables. It is offered as being a guideline only and really should not be relied upon as agent of real performance. Your boat’s performance can be various than the information contained Within this functionality Bulletin thanks to various factors, such as your boat’s precise excess weight, wind and h2o situations, temperature, humidity, elevation, base paint, boat alternatives affecting wind/h2o drag and/or boat bodyweight, and operator ability. make sure you confirm the specs and functionality info on your certain boat/engine blend with the dealer prior to acquire.
Main among them is the marketplace 1st "steer-by-wire" integrated electric electricity steering method (no pumps or hydraulics), which Yamaha suggests provides for quicker response to steering inputs and much better Management.
The take a look at boat wasn't equipped with Yamaha's Helm learn joystick control method but was Yet quite manoeuvrable at low speeds a result of the very solid reverse equipment thrust readily available within the Yamahas, in combination While using the inclusion of a bow thruster.
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The Yamaha XTO Offshore 425's forte is powering big offshore fishing console boats and cruisers, which was evident for the duration of our exam of the pair of those massive engines about the back of a Grady-White Convey 330. The boat/engine mixture carried out superbly around the h2o, proving swift and agile.
The new V8 XTO Offshore outboard also characteristics quad thermostats, two thermostats per cylinder bank, for enhanced stream and much better regulation of motor and oil temperature. A uniquely made two-stage h2o pump incorporates a large rubber h2o impeller for high stress and movement. A steel impeller helps supply sufficient water volume even beneath the most Excessive offshore circumstances.
A unique layout gives two strategies for flushing the XTO, both through a crafted-in flushing procedure hose routed from the rigging tube/grommet or by way of typical entrance-mounted immediate-hose hook-up.